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Alexion Pharmaceuticals
Biotech & Life Sciences · Boston, United States · Founded 1992 · IPO 1996 Decacorn
World Leader in Treatments for Patients with Devastating and Rare Diseases
Investors
3 investors on Alexion Pharmaceuticals's cap table
Sourced from Dealroom's funding history. Investor profile links are shown where available.
Alexion Pharmaceuticals mafia
Startups founded by Alexion Pharmaceuticals alumni
Former Alexion Pharmaceuticals employees who went on to start their own companies. Sorted by Dealroom signal score.
Romesh SubramanianUnited States
Pascale FouquerayFrance
David HallalaUnited States
Stephen UdenUnited States
Christian CobaughUnited States
Saqib IslamUnited States
Milind Deshpande, PhD.United StatesGlobal footprint
Where Alexion Pharmaceuticals has talent and traffic
(38 of 5,099 staff)
team presence
across markets
Patent intelligence
$444M patent portfolio · 245 active families
Where Alexion Pharmaceuticals concentrates vs peers
Each axis is a top-10 topic across Alexion Pharmaceuticals and its closest peers. #1 = 100, #10 = 10, absent = 0.
Source: Dealroom Patent Intelligence · Patsnap. Request a demo for the full per-sub-category breakdown, individual records, and quality-score history.
Capital deployed
Alexion Pharmaceuticals's 8 investments and acquisitions.
Every disclosed deal where Alexion Pharmaceuticals appeared as a backer or acquirer, 2011–2022. Toggle between venture rounds, M&A, or both. The map below is grouped by the target company's sector — the colored pill on each chip is the round type.
8 deals across Alexion Pharmaceuticals's capital deployment.
Where the deals concentrate by sector, stage, and decade.
02 · Portfolio market map
Alexion Pharmaceuticals's portfolio, mapped.
Each chip is one company. Pill colour shows round type — green for Seed, blue for Series A, purple for B/C+, pink for late-stage, amber for M&A. Bigger sectors keep their full list behind “+ N more”.
Sentiment on X
What X is saying about Alexion Pharmaceuticals
An AI-synthesized read of the highest-engagement posts about Alexion Pharmaceuticals on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
See Alexion Pharmaceuticals on the full Dealroom platform
Live deal flow, founder pedigree, hiring signals, revenue trajectory, and the full cap table.